AMD EPYC 7551 vs Intel Xeon Phi 7285

VS

AMD EPYC 7551

Intel Xeon Phi 7285

We compared two server CPUs: AMD EPYC 7551 with 32 cores 2GHz and Intel Xeon Phi 7285 with 68 cores 1.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7551 's Advantages

Higher specification of memory (2666 vs 4)

Higher base frequency (2GHz vs 1.3GHz)

Lower TDP (180W vs 250W)

Intel Xeon Phi 7285 's Advantages

Released 6 months late

Score

AMD EPYC 7551

VS

Intel Xeon Phi 7285

General Parameters

Jun 2017

Release Date

Dec 2017

AMD

Manufacturer

Intel

Server

Type

Server

Naples

Core Architecture

Knights Mill

AMD Socket SP3

Socket

Intel Socket 3647

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

Xeon Phi (Knights Mill)

Package

4.8 billions

Transistor Count

8 billions

14 nm

Manufacturing Process

14 nm

180 W

Power Consumption

250 W

81 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

Intel

213 mm²

Die Size

-

CPU Performance

2 GHz

Performance Core Base Frequency

1.3 GHz

3 GHz

Performance Core Turbo Frequency

1.4 GHz

32

Total Core Count

68

64

Total Thread Count

272

100 MHz

Bus Frequency

100 MHz

20.0

Multiplier

13.0

96 K per core

L1 Cache

32 K per core

512 K per core

L2 Cache

512 K per core

64 MB shared

L3 Cache

-

Yes

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR4-2666

Memory Types

DDR4

8

Max Memory Channels

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

-

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